Usman Ahmed

B.Sc Material Science & Engineering, M.Sc. Materials Science & Engineering

Usman holds a master's degree in Material Science and Engineering from Xian Jiaotong University, China. He worked on various research projects involving Aerospace Materials, Nanocomposite coatings, Solar Cells, and Nano-technology during his studies. He has been working as a freelance Material Engineering consultant since graduating. He has also published high-quality research papers in international journals with a high impact factor. He enjoys reading books, watching movies, and playing football in his spare time.

Articles from Usman

Computer Vision Helps Detect Dust on Solar Mirrors

A recent study conducted at the GEP research platform and published in Expert Systems with Applications investigated the effects of dust accumulation on the reflectivity parameter of optical mirrors.

25 Aug 2022

How is Atomic Force Microscopy Used for Energy Research?

Atomic force microscopy is a decent candidate as a characterization technique for energy research because it can locally examine nanoscale electrochemical processes.

24 Aug 2022

Reducing Negative Effects of an Optical Linear Encoder

A recent study in Energies reviews the key characteristics of an optical encoder's accuracy, resolution, and repeatability. The experimental reading head for a Moiré effect-based linear optical encoder is utilized to investigate the impact of various reading head designs on an optical encoder's performance under varied mounting errors and dynamic circumstances.

24 Aug 2022

Study Proposes Novel Fluorescent Chemosensor for Copper Detection

A recent study published in Chemosensors presents a unique donor-p-acceptor luminous dye as a sensor for Cu2+ ions. The 3,5-diphenyl-dicyanomethylene-4-H-pyran (DCM) that makes up the fluorophoric core has extended styryl chains at positions 2 and 6 for metal coordination and is used for copper (II) detection.

24 Aug 2022

ZnO Nanorod-Coated Optical Fiber Sensor for Diabetes Detection

A ZnO-coated optical fiber sensor for detecting a volatile organic compound biomarker for diabetes has been recently demonstrated in a study published in Sensors. The researchers used a coreless silica fiber (CSF) coupled with single-mode fiber (SMF) at both ends to synthesize the SMF-CSF-SMF structure.

23 Aug 2022

Laser Hyper-Doping of Silicon Films Achieved on Si Solar Cells

According to a study published recently in Optics and Laser technology, a team of researchers deposited (Si/Ti) multilayer films on the surface of monocrystalline silicon solar cells with a single p/n junction.

22 Aug 2022

Streamlining LWIR Imaging and Detection with an Ultra-Thin Absorber

Recent research published in Coatings suggests a brand-new, high-performance metamaterial absorber with ultra-broadband high polarization selectivity and absorption throughout the LWIR atmospheric window. The absorber can achieve an absorptance of 90% with a 4700 nm bandwidth owing to various surface plasmons combined with optical phonons.

19 Aug 2022